Stone-colored heavyweight overshirt 21in P2P, 27.5in length https://www.everlane.com/products/mens-heavyweight-overshirt-stone The Heavyweight Overshirt works great as a shirt, as an easy light jacket, or as a warm mid-layer under a coat. Plus, the 8 oz heavy cotton twill is durable, warm, and twice as heavy as our Japanese Oxford cloth. Overshirt, over-sweater, under-jacket—your call. Shop if you like Everlane, Buck Mason, Only NY, Corridor, Todd Snyder, Bonobos, Buck mason